57560561 has 2 divisors, whose sum is σ = 57560562. Its totient is φ = 57560560.

The previous prime is 57560549. The next prime is 57560579. The reversal of 57560561 is 16506575.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52475536 + 5085025 = 7244^2 + 2255^2 .

It is a cyclic number.

It is not a de Polignac number, because 57560561 - 2¹⁴ = 57544177 is a prime.

It is not a weakly prime, because it can be changed into another prime (57560501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28780280 + 28780281.

It is an arithmetic number, because the mean of its divisors is an integer number (28780281).

Almost surely, 2^57560561 is an apocalyptic number.

It is an amenable number.

57560561 is a deficient number, since it is larger than the sum of its proper divisors (1).

57560561 is an equidigital number, since it uses as much as digits as its factorization.

57560561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 57560561 is about 7586.8676672260. The cubic root of 57560561 is about 386.1075903472.

The spelling of 57560561 in words is "fifty-seven million, five hundred sixty thousand, five hundred sixty-one".